Home / 43,992.20-65,988.30-25,329.80

Finding the Fourth Proportional to 43,992.20, 65,988.30 and 25,329.80

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Solution

The fourth proportional to 43,992.20, 65,988.30 and 25,329.80 is: 37,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,992.20 : 65,988.30 = 25,329.80 : x
  2. Step 2: Convert to fraction form
    43,992.20/65,988.30 = 25,329.80/x
  3. Step 3: Cross multiply
    43,992.20x = 65,988.30 × 25,329.80
  4. Step 4: Simplify right side
    43,992.20x = 1,671,470,441.34
  5. Step 5: Solve for x
    x = 1,671,470,441.34/43,992.20
  6. Step 6: Final answer
    x = 37,994.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.